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Jim Walter

Jim Walter is a Senior Threat Researcher at SentinelOne focusing on evolving trends, actors, and tactics within the thriving ecosystem of cybercrime and crimeware. He specializes in the discovery and analysis of emerging cybercrime "services" and evolving communication channels leveraged by mid-level criminal organizations. Jim joined SentinelOne following ~4 years at a security start-up, also focused on malware research and organized crime. Previously, he spent over 17 years at McAfee/Intel running their Threat Intelligence and Advanced Threat Research teams.

Jim Walter
  • LLMs & Ransomware | An Operational Accelerator, Not a Revolution

    LLMs & Ransomware | An Operational Accelerator, Not a Revolution

  • Ghost in the Zip | New PXA Stealer and Its Telegram-Powered Ecosystem

    Ghost in the Zip | New PXA Stealer and Its Telegram-Powered Ecosystem

  • Top Tier Target | What It Takes to Defend a Cybersecurity Company from Today's Adversaries

    Top Tier Target | What It Takes to Defend a Cybersecurity Company from Today's Adversaries

  • AkiraBot | AI-Powered Bot Bypasses CAPTCHAs, Spams Websites At Scale

    AkiraBot | AI-Powered Bot Bypasses CAPTCHAs, Spams Websites At Scale

  • X Phishing | Campaign Targeting High Profile Accounts Returns, Promoting Crypto Scams

    X Phishing | Campaign Targeting High Profile Accounts Returns, Promoting Crypto Scams

  • CyberVolk | A Deep Dive into the Hacktivists, Tools and Ransomware Fueling Pro-Russian Cyber Attacks

    CyberVolk | A Deep Dive into the Hacktivists, Tools and Ransomware Fueling Pro-Russian Cyber Attacks

  • Kryptina RaaS | From Unsellable Cast-Off to Enterprise Ransomware

    Kryptina RaaS | From Unsellable Cast-Off to Enterprise Ransomware

  • NullBulge | Threat Actor Masquerades as Hacktivist Group Rebelling Against AI

    NullBulge | Threat Actor Masquerades as Hacktivist Group Rebelling Against AI

  • LockBit 3.0 Update | Unpicking the Ransomware's Latest Anti-Analysis and Evasion Techniques

    LockBit 3.0 Update | Unpicking the Ransomware's Latest Anti-Analysis and Evasion Techniques

  • BlackCat Ransomware | Highly-Configurable, Rust-Driven RaaS On The Prowl For Victims

    BlackCat Ransomware | Highly-Configurable, Rust-Driven RaaS On The Prowl For Victims

  • New Rook Ransomware Feeds Off the Code of Babuk

    New Rook Ransomware Feeds Off the Code of Babuk

  • Spook Ransomware | Prometheus Derivative Names Those That Pay, Shames Those That Don’t

    Spook Ransomware | Prometheus Derivative Names Those That Pay, Shames Those That Don’t